6165138 has 32 divisors (see below), whose sum is σ = 14175360. Its totient is φ = 1751040.

The previous prime is 6165121. The next prime is 6165191. The reversal of 6165138 is 8315616.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9298 + ... + 9938.

It is an arithmetic number, because the mean of its divisors is an integer number (442980).

Almost surely, 2^6165138 is an apocalyptic number.

6165138 is an abundant number, since it is smaller than the sum of its proper divisors (8010222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6165138 is a wasteful number, since it uses less digits than its factorization.

6165138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882.

The product of its digits is 4320, while the sum is 30.

The square root of 6165138 is about 2482.9695930478. The cubic root of 6165138 is about 183.3640815277.

The spelling of 6165138 in words is "six million, one hundred sixty-five thousand, one hundred thirty-eight".